double-b.de - robtex.com
double-b.de
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1774537988 | ||||||
Same first word
DNS History
10 records (4 active, 6 former)
○NSns01.one.com2015-11-20 → 2016-06-29 · 4 obs
● 2016-06-29 09:01:58
○ 2017-03-13 11:40:58
○ 2026-03-26 15:20:34
○NSns02.one.com2015-11-20 → 2016-06-29 · 4 obs
● 2016-06-29 09:01:58
○ 2017-03-13 11:40:58
○ 2026-03-26 15:20:34
○NSns03.one.com2015-11-20 → 2016-06-29 · 4 obs
● 2016-06-29 09:01:58
○ 2017-03-13 11:40:58
○ 2026-03-26 15:20:34
●NSns25.domaincontrol.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 15:20:32
● 2026-03-26 15:20:34
●NSns26.domaincontrol.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 15:20:32
● 2026-03-26 15:20:34
●MXdoubleb-de01e.mail.protection.outlook.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 15:20:32
● 2026-03-26 15:20:34
○MXmxcluster1.one.com2015-11-20 → 2016-06-29 · 4 obs
● 2016-06-29 09:01:58
○ 2017-03-13 11:40:58
○ 2026-03-26 15:20:34
○MXmxcluster2.one.com2015-11-20 → 2016-06-29 · 4 obs
● 2016-06-29 09:01:58
○ 2017-03-13 11:40:58
○ 2026-03-26 15:20:34
●A23.236.62.1472026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 15:20:32
● 2026-03-26 15:20:34
○A46.30.212.1492015-11-20 → 2016-06-29 · 4 obs
● 2016-06-29 09:01:58
○ 2017-03-13 11:40:58
○ 2026-03-26 15:20:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, f.nic.de | - |
| double-b.de | ns25.domaincontrol.com, ns26.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.70.13
NS records: ns25.domaincontrol.com, ns26.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for double-b.de (unsigned zone)
⏱️ Timing
Total: 667ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.236.62.147 |
| NS | 2 | ns25.domaincontrol.com, ns26.domaincontrol.com |
| MX | 1 | doubleb-de01e.mail.protection.outlook.co |
| TXT | 2 | MS=ms57849125, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns25.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
double-b.de points to a single IP number: 23.236.62.147.
Other host names, for instance 4cmc.ca, cmag.cl, lwazcc.org, jamesrwatson.com and tru-form.com share IP numbers with double-b.de.
Name Servers
Delegation for double-b.de rests with two name servers, ns25.domaincontrol.com and ns26.domaincontrol.com.
double-b.de shares the same name server setup as other domains, including educationworld.com.co, clairespector.com, farrellstudio.com, sharitapp.com and oldie-teilebeschaffung.de.
Host names with two IP numbers: ns25.domaincontrol.com points to 2603:5:2161::d and 97.74.102.13; ns26.domaincontrol.com points to 2603:5:2261::d and 173.201.70.13.
Mail Servers
double-b.de is handled by a single mail server, doubleb-de01e.mail.protection.outlook.com.
doubleb-de01e.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::6, 52.101.68.12, 52.101.73.6, 52.101.73.11 and 52.101.73.16.